#include<iostream>


int main(int agrc,char * argv[],char * envp[])
{

    std::cout <<"Test the envp parameter of main function"<<std::endl;
    std::cout << "environment paramter of system: "<<std::endl;

    for(int i  = 0 ;  envp[i] ; ++i)
    {
        printf("envp[%d] ",i);
        puts(envp[i]);
    }
    return 0;

}